<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
			<link rel="stylesheet" href="css/bootstrap.css" />
		<title></title>
		<style type="text/css">
			div{
				height: 500px;
			}
			.a{
				background: red;
			}
			.b{
				background: burlywood;
			}
			.c{
				background: firebrick;
			}
			.d{
				background: sandybrown;
			}
		</style>
	</head>
	<body>
		<div class="container ">
			<div class="row">
				<div class="col-md-8 a">
					<div class="row">
						<div class="col-md-8 c"></div>
						<div class="col-md-4 d"></div>
					</div>
				</div>
				<div class="col-md-4 b"></div>
			</div>
		</div>
	</body>
</html>
